Antinuclearism is the term used to describe opposition to nuclear weapons and nuclear energy. It is a movement that argues against the use of nuclear power plants due to their potential hazards as well as the devastating consequences of nuclear weapons. There are several synonyms to antinuclearism, such as nuclear disarmament, nonproliferation, and anti-nuclear activism. These words are often used interchangeably as they share similar philosophies and goals that advocate for a world free of nuclear weapons and nuclear energy. Antimilitarism, pacifism, and peace activism also fit in as synonyms as they express a general opposition to militarism and war.